usb_util.h revision 184610 
1/* $FreeBSD: head/sys/dev/usb2/core/usb2_util.h 184610 2008-11-04 02:31:03Z alfred $ */
2/*-
3 * Copyright (c) 2008 Hans Petter Selasky. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 */
26
27#ifndef _USB2_UTIL_H_
28#define	_USB2_UTIL_H_
29
30int	device_delete_all_children(device_t dev);
31uint32_t usb2_get_devid(device_t dev);
32uint8_t	usb2_make_str_desc(void *ptr, uint16_t max_len, const char *s);
33void	device_set_usb2_desc(device_t dev);
34void	usb2_pause_mtx(struct mtx *mtx, uint32_t ms);
35void	usb2_printBCD(char *p, uint16_t p_len, uint16_t bcd);
36void	usb2_trim_spaces(char *p);
37
38#if (USB_USE_CONDVAR == 0)
39void	usb2_cv_init(struct cv *cv, const char *desc);
40void	usb2_cv_destroy(struct cv *cv);
41void	usb2_cv_wait(struct cv *cv, struct mtx *mtx);
42int	usb2_cv_wait_sig(struct cv *cv, struct mtx *mtx);
43int	usb2_cv_timedwait(struct cv *cv, struct mtx *mtx, int timo);
44void	usb2_cv_signal(struct cv *cv);
45void	usb2_cv_broadcast(struct cv *cv);
46
47#else
48#define	usb2_cv_init cv_init
49#define	usb2_cv_destroy cv_destroy
50#define	usb2_cv_wait cv_wait
51#define	usb2_cv_wait_sig cv_wait_sig
52#define	usb2_cv_timedwait cv_timedwait
53#define	usb2_cv_signal cv_signal
54#define	usb2_cv_broadcast cv_broadcast
55#endif
56
57#endif					/* _USB2_UTIL_H_ */
58